11 books
The Yoga-System of Patanjali, Or, the Ancient Hindu Doctrine of Concentration of Mind (Volume 17); Embracing the Mnemonic Rules, Called
The Yoga Sutras of Patanjali; The Book of the Spiritual Man
The Yoga-System of Patanjali; Or, the Ancient Hindu Doctrine of Concentration of Mind, Embracing the Mnemonic Rules, Called Yoga-S Tras, of Patanjali,
The Yoga Philosophy; Being the Text of Patanjali, with Bhoja Raja's Commentary
The Yoga Aphorisms of Patanjali; An Interpretation
Vedanta Philosophy
The Yoga-System of Patajali, Or, the Ancient Hindu Doctrine of Concentration of Mind
The Yoga-Dar Ana
The Yoga Aphorisms of Patanjali
Ved Nta Philosophy; Lectures
The Yoga Sutras of Patanjali; The Book of the Spiritual Man; An Interpretation an Interpretation by Charles Johnston